H3C S5120V3 Series GE Access Switches

The H3C S5120V3 Series-consisting of 13 models across standard LI versions, PoE/High-Power PoE variants, and fiber-rich configurations-is a cost-effective, reliable, and intelligent access switching platform designed for small-to-medium enterprise networks, distributed offices, retail chains, education environments, and smart buildings.

With full Gigabit access, optional PoE+/HPoE capabilities, and simplified intelligent management, the S5120V3 Series provides dependable performance for everyday enterprise workloads such as office connectivity, IP surveillance, wireless access, and IoT integration.

Its LI (Lite Intelligent) design prioritizes efficiency, ease of use, and strong security, making it a perfect choice for budget-friendly deployments without compromising enterprise-level reliability.

Supported by Network-Switch.com's certified technical experts and global supply chain capability, the S5120V3 Series delivers a hassle-free procurement and deployment experience for diverse business environments.

Why Choose H3C S5120V3 Series Switches?

Versatile Model Portfolio for Cost-Effective Enterprise Deployments

The S5120V3 family includes 13 models, grouped into three primary categories to support different scenario needs.

A. Standard Non-PoE LI Models (Office & Classroom Access)

• S5120V3-10P-LI

• S5120V3-20P-LI

• S5120V3-28P-LI

• S5120V3-52P-LI

These models are ideal for everyday enterprise access, providing stable GE performance at an excellent price-to-value ratio.

B. PoE / High-Power PoE (HPWR) Models (APs, Cameras, IoT)

Perfect for powering edge devices such as Wi-Fi 6 APs, IP cameras, access control, and IoT gateways:

• S5120V3-10P-PWR-LI

• S5120V3-28P-PWR-LI

• S5120V3-28P-HPWR-LI

• S5120V3-52P-PWR-LI

High-Power PoE (HPWR) models provide extended wattage for power-hungry devices, suitable for modern wireless and surveillance deployments.

C. Fiber-Rich LI Models (Long-Distance & Multi-Building Connectivity)

Designed for fiber-based campus networks, MAN access, and secure installations:

• S5120V3-28S-LI

• S5120V3-52S-LI

• S5120V3-28S-PWR-LI

• S5120V3-28S-HPWR-LI

• S5120V3-52S-PWR-LI

These options offer high-density SFP access for long-distance runs, multi-building networks, and environments requiring secure, interference-free fiber connectivity.

High-Density GE Access with Reliable Performance

The S5120V3 Series provides:

• 10 to 52 GE access ports depending on model

• PoE/PoE+ and HPoE on PWR variants

• Stable forwarding performance for everyday enterprise traffic

• Optional fiber-rich designs for flexible deployment

Ideal for:

• Offices and enterprise branches

• Classrooms and smart campuses

• Retail & hospitality networks

• IP camera and IoT systems

• SMB network modernization projects

Simplified Intelligent Management

Even as an LI (Lite Intelligent) platform, the S5120V3 Series supports powerful O&M tools:

• Cloudnet cloud management for remote visibility

• Unified control via H3C iMC

• Intelligent fan management and thermal protection

• Zero-touch provisioning for mass deployment

Combined with Network-Switch.com's engineering support, customers enjoy smooth installation and long-term operational stability.

Built-In Security for Enterprise Access

Comprehensive protection ensures stable daily network operations:

• 802.1X port authentication

• DHCP snooping and ARP attack protection

• CPU protection via NFPP

• VLAN and ACL-based isolation

• Broadcast suppression & loop protection

These features make the S5120V3 Series suitable for schools, healthcare, government offices, and enterprise environments with strict access control needs.

Reliable Hardware Architecture

The S5120V3 Series is designed for durability:

• Low-power design for reduced heat and longer lifespan

• Intelligent fan control (model dependent)

• Carrier-grade stability for 24/7 operation

• PoE models include overload & intelligent power management

Network-Switch.com enhances reliability with fast shipping, global inventory, and certified engineers who can guide configuration and deployment.

Versatile Deployment Scenarios

The S5120V3 Series supports a wide range of campus and enterprise needs:

• Enterprise access networks

• Multi-building campus connections (fiber models)

• Smart campus & IoT systems (PWR/HPWR)

• Retail and hospitality connectivity

• SME offices and branch networks

• Educational and public sector installations

With Network-Switch.com's professional pre-sales consultation and lifetime after-sales service, enterprises achieve seamless deployment at scale.

Key Features

Flexible Access Options

• 10, 20, 28, or 52-port GE models

• Fiber-rich, copper, and PoE variants available

PoE/HPoE Capabilities

• Power for APs, cameras, security systems

• High-power models for next-level device support

Enterprise Security

• 802.1X, DHCP snooping, ARP protection

• ACL-based traffic control and segmentation

Simplified O&M

• Cloudnet cloud management

• Zero-touch deployment

• Real-time monitoring and alerting

Energy-Efficient, Quiet, Reliable

• Intelligent cooling

• Low-power architecture

• Stable 24/7 operation

Conclusion

The H3C S5120V3 Series-with its 13 diverse models-offers one of the most flexible and cost-effective enterprise access switching platforms on the market. From basic GE access to PoE/HPoE powering, and from copper networks to secure fiber-rich deployments, the S5120V3 Series meets the needs of modern enterprises building reliable digital infrastructure.

Supported by Network-Switch.com's global supply chain strength, expert technical engineers, and one-stop procurement workflow, organizations of all sizes can deploy S5120V3 solutions with confidence, efficiency, and long-term value.